LTC1530CS8 datasheet(24/24 Pages) LINER

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LTC1530

PART NUMBER

DESCRIPTION

COMMENTS

LTC1266

Current Mode Step-Up/Down Switching Regulator Controller

Synchronous N- or P-Channel FETs,

Comparator/Low-Battery Detector

LTC1430A

High Power Step-Down Switching Regulator Controller

Synchronous N-Channel FETs, 3.3V to 2.5V Conversion

LTC1553

5-Bit Programmable Synchronous Switching Regulator

Synchronous N-Channel FETs, Voltage Mode PVCC ≤ 20V,

Controller for Pentium II Processor

1.8V to 3.5V Output

LTC1628

Dual High Efficiency Low Noise Synchronous Step-Down

Constant Frequency, Standby 5V and 3.3V LDOs,

Switching Regulator

3.5V

≤ VIN ≤ 36V

LTC1629

20A to 200A PolyPhase

TM Synchronous Controller

Expandable from 2-Phase to 12-Phase, Uses All

Surface Mount Components, No Heat Sink

LTC1702

No RSENSE 2-Phase Dual Synchronous Step-Down Controller

550kHz, No Sense Resistor

LTC1709

2-Phase Synchronous Controller with 5-Bit VID

Current Mode, VIN to 36V, IOUT Up to 42A,

VOUT from 1.3V to 3.5V

LTC1735

High Efficiency Synchronous Step-Down Switching Regulator

Drives Synchronous N-Channel FETs, VIN ≤ 36V

LTC1753

5-Bit Programmable Synchronous Switching Regulator

Synchronous N-Channel FETs, Voltage Mode PVCC ≤ 14V,

Controller for Pentium II and Pentium III Processors

1.3V to 3.5V Output, VRM8.2 to VRM8.4

LTC1772

SOT-23 Step-Down Controller

100% Duty Cycle, Up to 4A, 2.2V to 9.8V VIN

LTC1873

Dual 550kHz 2-Phase Synchronous Controller with 5-Bit VID

Desktop VID Codes, IOUT Up to 25A On Each Channel,

28-Lead SSOP

LTC1929

2-Phase Synchronous Controller

Up to 42A, Uses All Surface Mount Components,

No Heat Sink, 3.5V

≤ VIN ≤ 36V

PolyPhase is a trademark of Linear Technology Corporation.

1530f LT/TP 0200 4K • PRINTED IN USA

©LINEAR TECHNOLOGY CORPORATION 1998

TYPICAL APPLICATION

Linear Technology Corporation

1630 McCarthy Blvd., Milpitas, CA 95035-7417

(408)432-1900 q FAX:(408)434-0507 q www.linear-tech.com

LTC1530 – 5V to 2.5V, 5A Inverting Polarity Converter

RELATED PARTS

C10

µF

0.1

µF

COUT

1500

µF

6.3V

× 3

2.5

µH

RSENSE

0.02

Ω

2N3904

10k

R11

10k

R12

40k

R10

R13

BZX55C6V2

1/2W, 6.2V

PVCC

GND

VIN = –5V

LTC1530-ADJ

COMP

IFB

IMAX

VSENSE

1530 TA06

CIN, COUT = 3× SANYO 6MV1500GX

L1 = PANASONIC ETQP6F2R5HA PCC-N6

Q1,Q2 = SILICONIX SUD50N03-10

RSENSE = DALE LVR-1, 1W

5.6k

Ω

0.1

µF

GND

2N3906

HARD CURRENT LIMIT CIRCUIT

(OPTIONAL)

1000pF

1.5K

VOUT*

2.5V

1N4742A

(OPTIONAL)

MBRS130

4.7

Ω

MBRS130

0.22

µF

CIN

1500

µF

6.3V

× 3

*FOR HIGHER OUTPUT VOLTAGE (EX 3.3V),

INCREASE R8 TO 20

Ω AND INSTALL Z1

LTC1530CS8 数据表(PDF) 24 Page - Linear Technology

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